About Our HVAC Supply Warehouse

Welcome to Pittsburgh Air Systems’ HVAC Supply Warehouse!  Our 260,000 cubic feet of warehouse space ensures that we will have the products in-stock when you need them.  We offer the largest selection of in-stock Grilles, Registers and Diffusers in our region as well as Fans, Dampers, Access Doors, Spiral Duct and Fittings, VAV boxes, Flex Duct, Pipe Portals, Curbs and many other items.

We invite you to call, fax or e-mail Lori Ross or Paul Thomas at our warehouse location. The contact information is:

Windgap Industrial Park – Bldg #16
4075 Windgap Avenue
Pittsburgh, PA  15204

Phone: 412-539-0300
Fax: 412-539-0303
E-mail: WarehouseSales@

For more information on the products and services offered through our HVAC Supply Warehouse, download a .pdf version of our Catalog by clicking here.

Thank you for your business and we look forward to helping you with all your HVAC needs!

Lori Ross
HVAC Supply Warehouse
General Manager

Paul Thomas
HVAC Supply Warehouse
Operations Manager